var gsPPath = "";
var gaPaths = new Array();
var gaAvenues = new Array();

var goFrame = null;
var gsStartPage = "";
var gsRelCurPagePath = "";
var gsSearchFormHref  = "";
var gnTopicOnly = -1;
var gnOutmostTopic = -1;

var BTN_TEXT=1;
var BTN_IMG=2;

var goSync = null;

var goShow = null;
var goHide = null;

var goPrev = null;
var goNext = null;
var gnForm = 0;
var goShowNav = null;
var goHideNav = null;

var goWebSearch = null;

var gsBtnStyle = "";
var gaButtons = new Array();
var gaTypes = new Array();
var whtopic_foldUnload = null;
var gbWhTopic=false;
var gbCheckSync=false;
var gbSyncEnabled=false;

function setButtonFont(sType, sFontName,sFontSize,sFontColor,sFontStyle,sFontWeight,sFontDecoration)
{
	var vFont=new whFont(sFontName,sFontSize,sFontColor,sFontStyle,sFontWeight,sFontDecoration);
	gsBtnStyle += ".whtbtn" + sType + "{"+getFontStyle(vFont) + "}";
}

function writeBtnStyle()
{
	if (gaButtons.length > 0)
	{
		if (gsBtnStyle.length > 0)
		{
			var sStyle = "<style type='text/css'>";
			sStyle+= gsBtnStyle + "</style>";
			document.write(sStyle);
		}
	}
}

function button(sText, nWidth, nHeight)
{
	this.sText = sText;
	this.nWidth = nWidth;
	this.nHeight = nHeight;
	
	this.aImgs = new Array();
	var i = 0;
	while (button.arguments.length > i + 3)
	{
		this.aImgs[i] = button.arguments[3 + i];
		i ++;
	}
}

// project info
function setRelStartPage(sPath)
{
	if (gsPPath.length == 0)
	{
		gsPPath = _getFullPath(_getPath(document.location.href),  _getPath(sPath));
		gsStartPage = _getFullPath(_getPath(document.location.href), sPath);
		gsRelCurPagePath = _getRelativeFileName(gsStartPage, document.location.href);
	}
}

function getImage(oImage, sType)
{
	var sImg="";
	if (oImage && oImage.aImgs && (oImage.aImgs.length > 0))
	{
		sImg+="<img alt=\""+ sType + "\" src=\"" + oImage.aImgs[0] + "\"";
		if (oImage.nWidth > 0)
			sImg+=" width=" + oImage.nWidth;
		if (oImage.nHeight > 0)
			sImg+=" height=" + oImage.nHeight;
		sImg+=" border=no>";
	}
	return sImg;
}

function addTocInfo(sTocPath)
{
	gaPaths[gaPaths.length] = sTocPath;
}

function addAvenueInfo(sName, sPrev, sNext)
{
	gaAvenues[gaAvenues.length] = new avenueInfo(sName, sPrev, sNext);	
}

function addButton(sType, nStyle, sText, sHref, sOnClick, sOnMouseOver, sOnLoad, nWidth, nHeight, sImg1, sImg2, sImg3)
{
	var sButton = "";
	var nBtn=gaButtons.length;
	if (sType == "prev")
	{
		if (canGo(false))
		{
			var sTitle = "Previous Topic";
			goPrev = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\"" + sTitle + "\" class=\"whtbtnprev\" href=\"javascript:void(0);\" onclick=\"goAvenue(false);return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goPrev.sText;
			else
				sButton += getImage(goPrev, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "next")
	{
		if (canGo(true))
		{
			var sTitle = "Next Topic";
			goNext = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\"" + sTitle + "\" class=\"whtbtnnext\" href=\"javascript:void(0);\" onclick=\"goAvenue(true);return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goNext.sText;
			else
				sButton += getImage(goNext, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "show")
	{
		if (isTopicOnly())
		{
			var sTitle = "Show Navigation Component";
			goShow = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\"" + sTitle + "\" class=\"whtbtnshow\" href=\"javascript:void(0);\" onclick=\"show();return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goShow.sText;
			else
				sButton += getImage(goShow, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "hide")
	{
		if (!isTopicOnly())
		{
			var sTitle = "Hide Navigation Component";
			goHide = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\"" + sTitle + "\" class=\"whtbtnhide\" href=\"javascript:void(0);\" onclick=\"hide();return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goHide.sText;
			else
				sButton += getImage(goHide, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "shownav")
	{
		
		if (isShowHideEnable())
		{
			var sTitle = "Show Navigation Component";
			goShowNav = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\"" + sTitle + "\" class=\"whtbtnshownav\" href=\"javascript:void(0);\" onclick=\"showHidePane(true);return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goShowNav.sText;
			else
				sButton += getImage(goShowNav, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "hidenav")
	{
		if (isShowHideEnable())
		{
			var sTitle = "Hide Navigation Component";
			goHideNav = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\"" + sTitle + "\" class=\"whtbtnhidenav\" href=\"javascript:void(0);\" onclick=\"showHidePane(false);return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goHideNav.sText;
			else
				sButton += getImage(goHideNav, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "synctoc")
	{
		if (gaPaths.length > 0)
		{
			var sTitle = "Sync TOC";
			goSync = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\""+ sTitle + "\" class=\"whtbtnsynctoc\" href=\"javascript:void(0);\" onclick=\"syncWithShow();return false;\">";
			if (nStyle == BTN_TEXT)
				sButton += goSync.sText;
			else
				sButton += getImage(goSync, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "websearch")
	{
		if (gsSearchFormHref.length > 0)
		{
			var sTitle = "WebSearch";
			goWebSearch = new button(sText, nWidth, nHeight, sImg1, sImg2, sImg3);
			sButton = "<a title=\""+ sTitle + "\" class=\"whtbtnwebsearch\" href=\"" + gsSearchFormHref + "\">";
			if (nStyle == BTN_TEXT)
				sButton += goWebSearch.sText;
			else
				sButton += getImage(goWebSearch, sTitle);
			sButton += "</a>";
		}
	}
	else if (sType == "searchform")
	{
		gaButtons[nBtn] = "NeedSearchForm";
		gaTypes[nBtn] = sType;
	}
	if (sButton.length != 0)
	{
		if (nStyle == BTN_TEXT)
			sButton += "&nbsp;";
		gaButtons[nBtn] = "<td>" + sButton + "</td>";
		gaTypes[nBtn] = sType;
	}
}

function isSyncEnabled()
{
	if (!gbCheckSync)
	{
		var oMsg=new whMessage(WH_MSG_ISSYNCSSUPPORT,this,1,null);
		if(SendMessage(oMsg))
		{
			gbSyncEnabled=oMsg.oParam;
		}
		gbCheckSync=true;
	}
	return gbSyncEnabled;
}

function isInPopup()
{
	return (window.name.indexOf("BSSCPopup") != -1);
}

function getIntopicBar(sAlign)
{
	var sHTML = "";
	if (gaButtons.length > 0)
	{
		sHTML += "<div align="+ sAlign + ">";

		sHTML += "<table cellpadding=\"2\" cellspacing=\"0\" border=\"0\"><tr>";
		for (var i = 0; i < gaButtons.length; i++)
		{
			if (gaTypes[i]!="synctoc" || isSyncEnabled())
			{
				if (gaButtons[i] == "NeedSearchForm")
					sHTML += getSearchFormHTML();
				else
					sHTML += gaButtons[i];
			}
		}
		sHTML += "</tr></table>";

		sHTML += "</div>";
	}
	return sHTML;
}


function writeIntopicBar(nAligns)
{
	if (isInPopup()) return;
	if (gaButtons.length > 0)
	{
		var sHTML = "";
		if (nAligns != 0)
		{
			sHTML += "<table width=100%><tr>"
			if (nAligns & 1)
				sHTML += "<td width=33%>" + getIntopicBar("left") + "</td>";
			if (nAligns & 2)
				sHTML += "<td width=34%>" + getIntopicBar("center") + "</td>";
			if (nAligns & 4)
				sHTML += "<td width=33%>" + getIntopicBar("right") + "</td>";
			sHTML += "</tr></table>";
			document.write(sHTML);
		}
	}
}

function sendAveInfoOut()
{
	if (!isInPopup())
		setTimeout("sendAveInfo();", 100);
}

function sendAveInfo()
{
	var oMsg = new whMessage(WH_MSG_AVENUEINFO, this, 1, gaAvenues);
	SendMessage(oMsg);
}


function onNext()
{
	var oMsg = new whMessage(WH_MSG_NEXT, this, 1, null);
	SendMessage(oMsg);
}

function onPrev()
{
	var oMsg = new whMessage(WH_MSG_PREV, this, 1, null);
	SendMessage(oMsg);
}

function createSyncInfo()
{
	var oParam = new Object();
	if (gsPPath.length == 0)
		gsPPath = _getPath(document.location.href);
	oParam.sPPath = gsPPath;
	oParam.sTPath = document.location.href;
	oParam.aPaths = gaPaths;
	return oParam;
}

function syncWithShow()
{
	if (isTopicOnly())
		show();
	else 
	{
		sync();
		showTocPane();
	}
}

function showTocPane()
{
	var oMsg = new whMessage(WH_MSG_SHOWTOC, this, 1, null);
	SendMessage(oMsg);
}

function sendSyncInfo()
{
	if (!isInPopup())
	{
		var oParam = null;
		if (gaPaths.length > 0)
		{
			oParam = createSyncInfo();
		}
		var oMsg = new whMessage(WH_MSG_SYNCINFO, this, 1, oParam);
		SendMessage(oMsg);
	}
}

function sendInvalidSyncInfo()
{
	if (!isInPopup())
	{
		var oMsg = new whMessage(WH_MSG_SYNCINFO, this, 1, null);
		SendMessage(oMsg);
	}
}

function enableWebSearch(bEnable)
{
	if (!isInPopup())
	{
		var oMsg = new whMessage(WH_MSG_ENABLEWEBSEARCH, this, 1, bEnable);
		SendMessage(oMsg);
	}
}

function autoSync(nSync)
{
	if (nSync == 0) return;
	if (isInPopup()) return;
	if (isOutMostTopic())
		sync();
}

function isOutMostTopic()
{
	if (gnOutmostTopic == -1)
	{
		var oMessage = new whMessage(WH_MSG_ISINFRAMESET, this, 1 , null);
		if (SendMessage(oMessage))
			gnOutmostTopic = 0;
		else
			gnOutmostTopic = 1;
	}
	return (gnOutmostTopic == 1);
}

function sync()
{
	if (gaPaths.length > 0)
	{
		var oParam = createSyncInfo();
		var oMessage = new whMessage(WH_MSG_SYNCTOC, this, 1, oParam);
		SendMessage(oMessage);
	}
}


function avenueInfo(sName, sPrev, sNext)
{
	this.sName = sName;
	this.sPrev = sPrev;
	this.sNext = sNext;
}

function getCurrentAvenue()
{
	var oParam = new Object();
	oParam.sAvenue = null;
	var oMessage = new whMessage(WH_MSG_GETCURRENTAVENUE, this, 1, oParam);
	SendMessage(oMessage);
	return oParam.sAvenue;
}

function unRegisterListener()
{
	sendInvalidSyncInfo();
	enableWebSearch(false);
	if (whtopic_foldUnload)
		whtopic_foldUnload();
}

function onSendMessage(oMsg)
{
	var nMsgId = oMsg.nMessageId;
	if (nMsgId == WH_MSG_GETAVIAVENUES)
	{
		oMsg.oParam.aAvenues = gaAvenues;
		return false;
	}
	else if (nMsgId == WH_MSG_GETTOCPATHS)
	{
		if (isOutMostTopic())
		{
			oMsg.oParam.oTocInfo = createSyncInfo();
			return false;		
		}
		else
			return true;
	}
	else if (nMsgId == WH_MSG_NEXT)
	{
		goAvenue(true);
	}
	else if (nMsgId == WH_MSG_PREV)
	{
		goAvenue(false);
	}
	else if (nMsgId == WH_MSG_WEBSEARCH)
	{
		websearch();
	}
	return true;
}

function goAvenue(bNext)
{
	var sTopic = null;
	var sAvenue = getCurrentAvenue();
	var nAvenue = -1;
	if (sAvenue != null && sAvenue != "")
	{
		for (var i = 0; i < gaAvenues.length ; i ++)
		{
			if (gaAvenues[i].sName == sAvenue)
			{
				nAvenue = i;
				break;
			}
		}
		if (nAvenue != -1)
		{
			if (bNext)
				sTopic = gaAvenues[nAvenue].sNext;
			else
				sTopic = gaAvenues[nAvenue].sPrev;
		}
	}
	else
	{ 
		for (var i = 0; i < gaAvenues.length ; i ++)
		{
			if (gaAvenues[i].sNext != null && gaAvenues[i].sNext.length > 0 && bNext)
			{
				sTopic = gaAvenues[i].sNext;
				break;
			}
			else if (gaAvenues[i].sPrev != null && gaAvenues[i].sPrev.length > 0 && !bNext)
			{
				sTopic = gaAvenues[i].sPrev;
				break;
			}
		}
	}
	
	if (sTopic != null && sTopic != "")
	{
		if (gsPPath != null && gsPPath != "")
		{
			sFullTopicPath = _getFullPath(gsPPath, sTopic);
			document.location = sFullTopicPath;
		}
	}
}

function canGo(bNext)
{
	for (var i = 0; i < gaAvenues.length ; i ++)
	{
		if ((gaAvenues[i].sNext != null && gaAvenues[i].sNext.length > 0 && bNext) ||
			(gaAvenues[i].sPrev != null && gaAvenues[i].sPrev.length > 0 && !bNext))
			return true;
	}
	return false;
}

function show()
{
	if (gsStartPage != "")
		window.location =  gsStartPage + "#" + gsRelCurPagePath;
}

function hide()
{
	if (goFrame != null)
	{
		goFrame.location = window.location;
	}
}

function isTopicOnly()
{
	if (gnTopicOnly == -1)
	{
		var oParam = new Object();
		oParam.oFrame = null;
		var oMsg = new whMessage(WH_MSG_GETSTARTFRAME, this, 1, oParam);
		if (SendMessage(oMsg))
		{
			goFrame = oParam.oFrame;
			gnTopicOnly = 0;
		}
		else
			gnTopicOnly = 1;
	}
	if (gnTopicOnly == 1)
		return true;
	else
		return false;
}

function websearch()
{
	if (gbNav4)
	{
		if (document.ehelpform)
			document.ehelpform.submit();
	}
	else
	{
		if (window.ehelpform)
			window.ehelpform.submit();
	}
}

function addSearchFormHref(sHref)
{
	gsSearchFormHref = sHref;
	enableWebSearch(true);
}

function searchB(nForm)
{
	var sValue = eval("document.searchForm" + nForm + ".searchString.value");
	var oMsg = new whMessage(WH_MSG_SEARCHTHIS, this, 1, sValue);
	SendMessage(oMsg);
}

function getSearchFormHTML()
{
	var sHTML = "";
	gnForm ++;
	var sFormName = "searchForm" + gnForm;
	var sButton = "<form name=\"" + sFormName + "\" method=\"POST\" action=\"javascript:searchB("+ gnForm + ")\">"
	sButton += "<input type=\"text\" name=\"searchString\" value=\"- Full Text search -\" size=\"20\"/>";
	if ("" == "text")
	{
		sButton+="<a class=\"searchbtn\" href=\"javascript:void(0);\" onclick=\"" + sFormName + ".submit(); return false;\"></a>";
	}
	else if ("" == "image")
	{
		sButton+="<a class=\"searchbtn\" href=\"javascript:void(0);\" onclick=\"" + sFormName + ".submit(); return false;\">"
		sButton+="<img src=\"\" border=0></a>";
	}
	sButton += "</form>";
	sHTML ="<td align=\"center\">" + sButton + "</td>";
	return sHTML;
}

function showHidePane(bShow)
{
	var oMsg=null;
	if (bShow)
		oMsg=new whMessage(WH_MSG_SHOWPANE, this, 1, null);
	else
	 	oMsg=new whMessage(WH_MSG_HIDEPANE, this, 1, null);
	SendMessage(oMsg);
}

function isShowHideEnable()
{
	if (gbIE4)
		return true;
	else
		return false;
}

if(window.gbWhUtil&&window.gbWhMsg&&window.gbWhVer&&window.gbWhProxy)
{
	RegisterListener("bsscright", WH_MSG_GETAVIAVENUES);
	RegisterListener("bsscright", WH_MSG_GETTOCPATHS);
	RegisterListener("bsscright", WH_MSG_NEXT);
	RegisterListener("bsscright", WH_MSG_PREV);
	RegisterListener("bsscright", WH_MSG_WEBSEARCH);
	if (gbMac && gbIE4)
	{
		if (typeof(window.onunload) != "unknown")
			whtopic_foldUnload = window.onunload;
	}
	else
	{
		if (window.onunload)
			whtopic_foldUnload = window.onunload;
	}
	window.onunload = unRegisterListener;
	
	gbWhTopic=true;
}
else
	document.location.reload();